LAN83C171 Ver la hoja de datos (PDF) - SMSC -> Microchip

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LAN83C171

EPIC/XF ACPI/PC 97 Compliant Integrated PCI 10/100 Mbps Fast Ethernet Controller

SMSC -> Microchip 

PQFP PIN NO.

196

6,199-197

195

193

192

15

16

18

NAME

CRS

RXD

COL

RX_DV

RX_ER

MDC

MDIO

n694LNK

I/O TYPE

DESCRIPTION

I

IOTTL4, MII Carrier Sense

dc_lk2

I

IOTTL4, MII Receive Data

dc_lk2

I

IOTTL4, MII Collision Signal

dc_lk2

I

IOTTL4, MII Receive Data Valid Signal

dc_lk2

I

IOTTL4, MII Receive Error Signal

dc_lk2

O

OTTL4, MII Management Interface Clock

dc_lk2

I/O

IOTTL4, MII Management Interface Data

dc_lk2

I

10Base-T Link Integrity Status

13

n694EN

O

694 Enable. Tri-States 694 Outputs

when PHY100 is in use

GENERAL PURPOSE

4

SYSCLK

I

ISCLK System Clock (25 MHz) Input

20

GPIO1

I/O

General Purpose I/O. May also be

used to indicate if the source of power

is the PCI Bus. High(1) to indicate the

power source from PCI bus

21

GPIO2/PHY_INT I/O

General Purpose I/O Can also be used

as a physical layer interrupt. It should

be passively pulled high

19

TEST

I

ITTL Used for In-Circuit Device Test

204

X20

O

OTTL4, 20 MHz Buffered Clock Output

dc_lk2

202

BIAS

I

IAN Bias Current Input for Clock Multiplier

201

ZENER

I

IAN Regulated Voltage Input for Clock

Multiplier

12

nPHYRST

O

Reset Output to Physical Layer Chip

5,17,24,81,110,131

,156,158,191,205

VDDC

POWER SUPPLY

PWR

Connect to +5V

8

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